Weather Information is transmitted by speech, text and
fax on the HF bands. If you have access to an SSB receiver or an SSB
transceiver you should have no problem receiving any of these transmissions, to
decode weather fax and text message you will need to have a computer and
appropriate software.

International NAVTEX is transmitted on 518 kHz in
English.National NAVTEX is
transmitted on 490 kHz in local language.4209.5 kHz NAVTEX

Transmits from
more than 1 location.Speed =
75 Baud

RTTY
Speed = 50 Baud

Times 0930 &
2130 UTC rest of time callsign SVO being sent in Morse code

Example of RTTY from
Germany

Example of sitor from
Greece

NOTE: Range is for guidance only and will depend on your
operating conditions and HF radio propagation conditions.When receiving
RTTY or NAVTEX broadcasts, use USB mode and tune 1.5 kHz low of frequencies.
e.g. 8424 kHz tune to 8422.5 kHz or NAVTEX on 518 kHz tune to 516.5kHz.
(USB frequency) Tune to the frequency in () on a USB receiver.Not all
stations are 24 hour operation.

The Icom M802 MF/HF transceiver from SailCom Marine comes programed with all UK coastguards MF frequenices and MMSI number along with European simplex frequencies and DSC ship to ship frequencies.But only from SailCom Marine
http://www.sailcom.co.uk/m802